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BORING LOG NO. B-2-20 Page 1 of 2 <br /> PROJECT: Community Transit Operations Base CLIENT: KPFF Consulting Engineers <br /> Expansion Seattle,WA <br /> SITE: <br /> Everett,Washington <br /> ce 0 LOCATION See Exploration Plan <br /> w <br /> i o >za vo (OO) <br /> Lui— wU Latitude:47.9354°Longitude:-122.2541° Z <br /> 0 ce o ¢m w� 30 <br /> DEPTH U co w U <br /> 1 .g b:;'0 8 PORTLAND CEMENT CONCRETE,9 inches of concrete pavement <br /> N 2 ,--%-',1 5 CRUSHED GRAVEL, 10 inches of base course gravel - <br /> .' FILL-SILTY SAND(SMI,gravelly,gray, moist, medium dense to very dense - <br /> o X <br /> o 20-49-50 <br /> a N=99 5.1 <br /> a — <br /> w <br /> a <br /> o • X <br /> 30-22-22 <br /> zo' - N=44 5.5 <br /> U <br /> c 3 <br /> w <br /> a - 2-8-12 7.2 <br /> XN=20 <br /> ✓ _ <br /> o Increase in drilling difficulty <br /> o <br /> 10.0 <br /> • t • FILL-SANDY SILT(ML),gravelly,gray, moist, hard 1 5-11-20 <br /> Increasing amounts of gravel - x <br /> N=31 9.5 <br /> z <br /> a <br /> Er - <br /> ~ .12.5 <br /> FILL-SILTY SAND(SM),gravelly,gray and dark gray,moist,loose to very dense — 4-6-6 <br /> m X <br /> N=12 9.3 <br /> o - <br /> U • <br /> . 15- <br /> c _ x <br /> N=13-6-3 10.6 <br /> N=13 <br /> J <br /> W <br /> 0 <br /> z <br /> o - <br /> o <br /> Unknown odor detected in soil cuttings <br /> — 4 • — <br /> N <br /> a 20- x <br /> w8-14-18o N=32 <br /> 32 <br /> a <br /> Increase in drilling difficulty <br /> z - <br /> 0 <br /> o - <br /> 0 <br /> cr <br /> 25 <br /> w <br /> a Stratification lines are approximate.In-situ,the transition may be gradual. Hammer Type: Automatic <br /> a <br /> a <br /> a <br /> w <br /> rn Advancement Method: See Exploration and Testing Procedures for a Notes: <br /> r` Hollow Stem Auger description of field and laboratory procedures <br /> j used and additional data(If any). <br /> a <br /> See Supporting Information for explanation of <br /> H <br /> z Abandonment Method: symbols and abbreviations. <br /> N Boring backfilled with Auger Cuttings and/or Bentonite <br /> Surface capped with concrete <br /> a WATER LEVEL OBSERVATIONS <br /> 0 Boring Started:07-06-2020 Boring Completed:07-06-2020 <br /> it 77 While drilling lierracon <br /> 00 Drill Rig:B-57 Driller:Holt <br /> co 21905 64th Ave W,Ste 100 <br /> = <br /> I Mountlake Terrace,WA Project No.:81205012 <br />